* {
    margin: 0;
    padding: 0;
}

body, html {
    width: 100%;
    height: 100%;
}

ul, li, ol {
    list-style: none;
}

a, a:hover, a:link, a:active {
    text-decoration: none;
    color: #333;
}

input, button, textarea, select {
    outline: none;
}

button {
    cursor: pointer;
}

.content {
   width: 970px;
   height: 100%;
   margin: 0 auto;
}

/* 顶部 */
.header {
    width: 100%;
    height: 100px;
}

.header > .content > .iconfont {
    font-size: 100px;
    color: orange;
    float: left;
}

.header > .content > p:nth-child(2) {
    margin-top: 37px;
    margin-left: 20px;
    font-size: 12px;
    float: left;
    width: 760px;
    height: 26px;
    line-height: 26px;
    text-align: center;
    border: 1px solid orange;
}

.header > .content > p:nth-child(3) {
    width: 250px;
    height: 25px;
    float: right;
    font-size: 13px;
    line-height: 25px;
}

.header > .content > p:nth-child(3) > .iconfont {
    font-size: 13px;
    padding: 0 5px;
}

/* main */
.main {
    width: 100%;
    height: 570px;
    background-image: url(../images/login.jpg);
    background-position: center;
    background-repeat: no-repeat;
}

.main > .content > .main_right {
    width: 360px;
    background-color: #fff;
    float: right;
    margin-top: 50px;
}

.main > .content > .main_right > .right_top {
    width: 100%;
    height: 50px;
}

.main > .content > .main_right > .right_top > p {
    height: 20px;
    line-height: 20px;
    width: 180px;
    margin-top: 15px;
    float: left;
    text-align: center;
}

.main > .content > .main_right > .right_top > p:nth-child(1) {
    border-right: 1px solid #ccc;
    width: 179px;
}

.main > .content > .main_right > ul {
    width: 360px;
    height: 240px;
    padding-top: 30px;
    position: relative;
}

.main > .content > .main_right > ul > li {
    text-align: center;
    position: absolute;
    width: 100%;
    height: 240px;
    top: 30px;
    left: 0;
    background-color: #fff;
    display: none;
}

.main > .content > .main_right > ul > li.active {
    display: block;
}

.main > .content > .main_right > ul > li.active > img {
    padding-bottom: 20px;
    padding-top: 20px;
}

.main > .content > .main_right > ul > li.active > p {
    font-size: 12px;
    width: 360px;
    height: 30px;
    line-height: 30px;
}

.main > .content > .main_right > ul > li.active > p > span {
    color: orange;
}

.main > .content > .main_right > ul > li.active > p > .iconfont {
    font-size: 25px;
    padding-right: 5px;
    color: black;
    vertical-align: middle;
}

.main > .content > .main_right > p:nth-child(3) {
    width: 360px;
    height: 15px;
    line-height: 15px;
    color: orange;
    font-size: 14px;
    text-align: center;
    margin-bottom: 35px;
}

.main > .content > .main_right > ol > span:nth-child(1) {
    width: 130px;
    height: 15px;
    text-align: center;
    line-height: 15px;
    color: #ccc;
    font-size: 14px;
    position: relative;
    top: -10px;
    left: 105px;
    display: block;
    background-color: #fff;
}

.main > .content > .main_right > ol {
    width: 340px;
    height: 50px;
    margin: 0 10px;
    border-top: 1px solid #ccc;
}

.main > .content > .main_right > ol > li {
    width: 65px;
    height: 20px;
    line-height: 20px;
    text-align: center;
    padding: 0 3px;
    float: left;
    font-size: 13px;
    border-right: 1px solid #ccc;
}

.main > .content > .main_right > ol > li > .iconfont {
    font-size: 20px;
    vertical-align: middle;
    padding: 0 3px;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > .iconfont {
    font-size: 20px;
    color: #ccc;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > .iconfont:nth-child(1) {
    position: relative;
    top: 30px;
    left: -130px;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > .iconfont:nth-child(2) {
    position: relative;
    top: 90px;
    left: -155px;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > input {
    width: 330px;
    height: 40px;
    line-height: 40px;
    padding-left: 40px;
    box-sizing: border-box;
    margin-bottom: 20px;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > div:nth-child(5) {
    width: 360px;
    height: 20px;
    line-height: 20px;
    font-size: 13px;
    padding: 0 10px;
    box-sizing: border-box;
    margin-top: 15px;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > div:nth-child(5) > p:nth-child(1) {
    float: left;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > div:nth-child(5) > p:nth-child(1) > .iconfont {
    font-size: 16px;
    vertical-align: middle;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > div:nth-child(5) > p:nth-child(2) {
    float: right;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > button {
    width: 320px;
    height: 40px;
    color: #fff;
    background-color: rgb(255, 94, 0);
    margin: 10px 20px;
    line-height: 40px;
    text-align: center;
    font-size: 20px;
    font-weight: 900;
    border: 1px solid orange;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > .err {
    position: absolute;
    color: red;
    width: 300px;
    height: 20px;
    margin: 0 30px;
    top: -10px;
    display: none;
}

.main > .content > .main_right > ul > li:nth-child(2) > form > .iconfont {
    color: #ccc;
}